republicans want to keep tax rates the same b end deductions and loopholes but obama says that will not get the job done. >> it is not possible to raise the amount of revenue required for a balance the package if all you rely on is closing deductions and loopholes. let me amend that. it is possible to do theoretically but it is not practical or wise as a practical many. >>reporter: ending the mortgage deduction would hammer middle class and the charity deduction being ended would hamper universities and colleges. >>trace: when republicans say the higher tax rates will hurt small business? >>reporter: and that, cost jobs. the white house says only the top 2 percent or 3 percent of small businesses are affected republicans say those are the ones that create the vast majority of the jobs. speaker boehner suggests that capping deductions would actually protect the middle class. >> we have to cut spending and put revenues on the table. now, the revenues will come from, guess who? the rip. there are ways to limit deductions, close loopholes and have the same people pay more of their money to